Keiji Yamamoto

Publication Activity (10 Years)

Years Active: 2002-2024
Publications (10 Years): 17

Top Topics

Dimensionality Reduction

Optimization Algorithm

Top Venues

Publications

Francieli Boito, Jim M. Brandt, Valeria Cardellini, Philip H. Carns, Florina M. Ciorba, Hilary Egan, Ahmed Eleliemy, Ann C. Gentile, Thomas Gruber, Jeff Hanson, Utz-Uwe Haus, Kevin A. Huck, Thomas Ilsche, Thomas Jakobsche, Terry R. Jones, Sven Karlsson, Abdullah Mueen, Michael Ott, Tapasya Patki, Ivy Peng, Krishnan Raghavan, Stephen Simms, Kathleen Shoga, Michael T. Showerman, Devesh Tiwari, Torsten Wilde, Keiji Yamamoto
Autonomy Loops for Monitoring, Operational Data Analytics, Feedback, and Response in HPC Operations. CoRR (2024)
Francieli Boito, Jim M. Brandt, Valeria Cardellini, Philip H. Carns, Florina M. Ciorba, Hilary Egan, Ahmed Eleliemy, Ann C. Gentile, Thomas Gruber, Jeff Hanson, Utz-Uwe Haus, Kevin A. Huck, Thomas Ilsche, Thomas Jakobsche, Terry R. Jones, Sven Karlsson, Abdullah Mueen, Michael Ott, Tapasya Patki, Ivy Peng, Krishnan Raghavan, Stephen Simms, Kathleen Shoga, Michael T. Showerman, Devesh Tiwari, Torsten Wilde, Keiji Yamamoto
Autonomy Loops for Monitoring, Operational Data Analytics, Feedback, and Response in HPC Operations. CLUSTER Workshops (2023)
Masaki Tsukamoto, Yoshiko Hanada, Masahiro Nakao, Keiji Yamamoto
Optimization Algorithm with Automatic Adjustment of the Number of Switches in the Order/Radix Problem. IEICE Trans. Inf. Syst. 106 (12) (2023)
Francesco Antici, Keiji Yamamoto, Jens Domke, Zeynep Kiziltan
Augmenting ML-based Predictive Modelling with NLP to Forecast a Job's Power Consumption. SC Workshops (2023)
Jorji Nonaka, Keijiro Fujita, Takanori Fujiwara, Naohisa Sakamoto, Keiji Yamamoto, Masaaki Terai, Toshiyuki Tsukamoto, Fumiyoshi Shoji
Reflections on the Developments of Visual Analytics Systems for the K Computer System Log Data. VisGap@EuroVis (2023)
Masahiro Nakao, Hidetomo Kaneyama, Masaru Nagaku, Ikki Fujiwara, Atsuko Takefusa, Shin'ichi Miura, Keiji Yamamoto
Introducing Open OnDemand to Supercomputer Fugaku. SC Workshops (2023)
Masahiro Nakao, Masaki Tsukamoto, Yoshiko Hanada, Keiji Yamamoto
Graph optimization algorithm using symmetry and host bias for low-latency indirect network. Parallel Comput. 114 (2022)
Yuichi Tsujita, Atsuya Uno, Ryuichi Sekizawa, Keiji Yamamoto, Fumichika Sueyasu
Classifying jobs towards power-aware HPC system operation through long-term log analysis. Array 15 (2022)
Masaaki Terai, Keiji Yamamoto, Shin'ichi Miura, Fumiyoshi Shoji
An Operational Data Collecting and Monitoring Platform for Fugaku: System Overviews and Case Studies in the Prelaunch Service Period. ISC Workshops (2021)
Takanori Fujiwara, Shilpika, Naohisa Sakamoto, Jorji Nonaka, Keiji Yamamoto, Kwan-Liu Ma
A Visual Analytics Framework for Reviewing Multivariate Time-Series Data with Dimensionality Reduction. IEEE Trans. Vis. Comput. Graph. 27 (2) (2021)
Yuichi Tsujita, Atsuya Uno, Ryuichi Sekizawa, Keiji Yamamoto, Fumichika Sueyasu
Job Classification Through Long-Term Log Analysis Towards Power-Aware HPC System Operation. PDP (2021)
Yuichi Tsujita, Yoshitaka Furutani, Hajime Hida, Keiji Yamamoto, Atsuya Uno
Characterizing I/O Optimization Effect Through Holistic Log Data Analysis of Parallel File Systems and Interconnects. ISC Workshops (2020)
Takanori Fujiwara, Shilpika, Naohisa Sakamoto, Jorji Nonaka, Keiji Yamamoto, Kwan-Liu Ma
A Visual Analytics Framework for Reviewing Multivariate Time-Series Data with Dimensionality Reduction. CoRR (2020)
Motohiko Matsuda, Hiroya Matsuba, Jorji Nonaka, Keiji Yamamoto, Hiroshi Shibata, Toshiyuki Tsukamoto
Modeling the Existing Cooling System to Learn its Behavior for Post-K Supercomputer at RIKEN R-CCS. ICPP Workshops (2019)
Yuichi Tsujita, Yoshitaka Furutani, Hajime Hida, Keiji Yamamoto, Atsuya Uno, Fumichika Sueyasu
I/O Interference Alleviation on Parallel File Systems Using Server-Side QoS-Based Load-Balancing. ISC Workshops (2018)
Keiji Yamamoto, Yuichi Tsujita, Atsuya Uno
Classifying Jobs and Predicting Applications in HPC Systems. ISC (2018)
Yuichi Tsujita, Tatsuhiko Yoshizaki, Keiji Yamamoto, Fumichika Sueyasu, Ryoji Miyazaki, Atsuya Uno
Alleviating I/O Interference Through Workload-Aware Striping and Load-Balancing on Parallel File Systems. ISC (2017)
Kohta Nakamura, Taichi Tashiro, Keiji Yamamoto, Kenichi Ohno
Transmit power control and channel assignment for femto cells in HetNet systems using genetic algorithm. PIMRC (2015)
Keiji Yamamoto, Atsuya Uno, Hitoshi Murai, Toshiyuki Tsukamoto, Fumiyoshi Shoji, Shuji Matsui, Ryuichi Sekizawa, Fumichika Sueyasu, Hiroshi Uchiyama, Mitsuo Okamoto, Nobuo Ohgushi, Katsutoshi Takashina, Daisuke Wakabayashi, Yuki Taguchi, Mitsuo Yokokawa
The K computer Operations: Experiences and Statistics. ICCS (2014)
Keiji Yamamoto, Atsushi Hori, Yutaka Ishikawa
Poster: Distributed Metadata Management for Exascale Parallel File System. SC Companion (2012)
Atsushi Hori, Keiji Yamamoto, Yutaka Ishikawa
Catwalk-ROMIO: A Cost-Effective MPI-IO. ICPADS (2011)
Keiji Yamamoto, Atsushi Hori, Shinji Sumimoto, Yutaka Ishikawa
Xruntime: A Seamless Runtime Environment for High Performance Computing. HPCC (2011)
Shuji Sakai, Hidetake Yabuuchi, Yoshio Matsuo, Takashi Okafuji, Takeshi Kamitani, Hiroshi Honda, Keiji Yamamoto, Keiichi Fujiwara, Naoki Sugiyama, Kunio Doi
Integration of Temporal Subtraction and Nodule Detection System for Digital Chest Radiographs into Picture Archiving and Communication System (PACS): Four-year Experience. J. Digit. Imaging 21 (1) (2008)
Shuji Sakai, Hiroyasu Soeda, Naoki Takahashi, Takashi Okafuji, Tadamasa Yoshitake, Hidetake Yabuuchi, Ichiro Yoshino, Keiji Yamamoto, Hiroshi Honda, Kunio Doi
Computer-Aided Nodule Detection on Digital Chest Radiography: Validation Test on Consecutive T1 Cases of Resectable Lung Cancer. J. Digit. Imaging 19 (4) (2006)
Shuji Sakai, Hiroyasu Soeda, Akio Furuya, Hidetake Yabuuchi, Takashi Okafuji, Keiji Yamamoto, Hiroshi Honda, Kunio Doi
Evaluation of the Image Quality of Temporal Subtraction Images Produced Automatically in a PACS Environment. J. Digit. Imaging 19 (4) (2006)
Keiji Yamamoto, Yutaka Ishikawa, Toshihiro Matsui
Portable Execution Time Analysis Method. RTCSA (2006)
Ken Satoh, Keiji Yamamoto
Speculative computation with multi-agent belief revision. AAMAS (2002)